110 static int vl600_rx_fixup(struct usbnet *dev, struct sk_buff *skb)  in vl600_rx_fixup()  argument
116 	struct sk_buff *buf = skb;  in vl600_rx_fixup()
130 		if (skb->len + s->current_rx_buf->len >  in vl600_rx_fixup()
138 		memcpy(skb_put(buf, skb->len), skb->data, skb->len);  in vl600_rx_fixup()
139 	} else if (skb->len < 4) {  in vl600_rx_fixup()
158 		s->current_rx_buf = skb_copy_expand(skb, 0,  in vl600_rx_fixup()
193 		ethhdr = (struct ethhdr *) skb->data;  in vl600_rx_fixup()
249 		struct sk_buff *skb, gfp_t flags)  in vl600_tx_fixup()  argument
255 	int orig_len = skb->len - sizeof(struct ethhdr);  in vl600_tx_fixup()
256 	int full_len = (skb->len + sizeof(struct vl600_frame_hdr) + 3) & ~3;  in vl600_tx_fixup()
258 	frame = (struct vl600_frame_hdr *) skb->data;  in vl600_tx_fixup()
259 	if (skb->len > sizeof(*frame) && skb->len == le32_to_cpup(&frame->len))  in vl600_tx_fixup()
260 		return skb; /* Already encapsulated? */  in vl600_tx_fixup()
262 	if (skb->len < sizeof(struct ethhdr))  in vl600_tx_fixup()
266 	if (!skb_cloned(skb)) {  in vl600_tx_fixup()
267 		int headroom = skb_headroom(skb);  in vl600_tx_fixup()
268 		int tailroom = skb_tailroom(skb);  in vl600_tx_fixup()
270 		if (tailroom >= full_len - skb->len - sizeof(*frame) &&  in vl600_tx_fixup()
275 		if (headroom + tailroom + skb->len >= full_len) {  in vl600_tx_fixup()
277 			skb->data = memmove(skb->head + sizeof(*frame),  in vl600_tx_fixup()
278 					skb->data, skb->len);  in vl600_tx_fixup()
279 			skb_set_tail_pointer(skb, skb->len);  in vl600_tx_fixup()
285 	ret = skb_copy_expand(skb, sizeof(struct vl600_frame_hdr), full_len -  in vl600_tx_fixup()
286 			skb->len - sizeof(struct vl600_frame_hdr), flags);  in vl600_tx_fixup()
287 	dev_kfree_skb_any(skb);  in vl600_tx_fixup()
290 	skb = ret;  in vl600_tx_fixup()
298 	packet = (struct vl600_pkt_hdr *) skb->data;  in vl600_tx_fixup()
307 	frame = (struct vl600_frame_hdr *) skb_push(skb, sizeof(*frame));  in vl600_tx_fixup()
313 	if (skb->len < full_len) /* Pad */  in vl600_tx_fixup()
314 		skb_put(skb, full_len - skb->len);  in vl600_tx_fixup()
316 	return skb;  in vl600_tx_fixup()